Question Answer : Square and Cube Root-ENGLISH

Q.1	If $(\sqrt{a} + \sqrt{b}) = 17$ and $(\sqrt{a} - \sqrt{b}) = 1$ then what is the value of $\sqrt{a b}$ ? A. 17 B. 18 C. 72 D. None of these Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.2	If $a = \frac{\sqrt{3} - \sqrt{2}}{\sqrt{3} + \sqrt{2}}$ then what is the value of $a + \frac{1}{a}$ ? A. 4 B. 6 C. 9 D. 10 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.3	The difference of squre of two numbers is 2560. And the sum of the numbers is 160. What are the numbers ? A. 82,66 B. 88,72 C. 92,68 D. 45,22 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.4	$\frac{}{}$ Find the cube root of $\frac{1331}{1000}$ ? A. $1 \frac{1}{10}$ B. $1 \frac{1}{11}$ C. $\frac{13}{10}$ D. $1 \frac{7}{11}$ Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.5	Find the perfect cube in 24342,19632,12623,12167 number? A. 24342 B. 19632 C. 12623 D. 12167 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.6	Find the smallest number which multiplied by 2 to become a perfect cube? A. 3 B. 8 C. 4 D. 5 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.7	$\frac{}{}$ To become a whole number which is the smallest number will be reduce from the square root of $21 \frac{15}{289}$ A. $\frac{15}{289}$ B. $\frac{7}{17}$ C. $\frac{10}{17}$ D. $\frac{5}{17}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.8	$\sqrt{4225} - \sqrt{1225} + 6 = \sqrt{?}$ A. 1156 B. 1296 C. 1444 D. 1600 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.9	$\frac{2592}{\sqrt{?}} = 324$ A. 144 B. 64 C. 16 D. 8 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.10	$\frac{\sqrt{4875}}{\sqrt{7}} = ?$ A. 24.75 B. 27.25 C. 25 D. 35 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.11	$\frac{\sqrt{288}}{\sqrt{128}} = ?$ A. $\frac{\sqrt{3}}{2}$ B. $\frac{3}{\sqrt{2}}$ C. $\frac{3}{2}$ D. $\sqrt{\frac{3}{2}}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.12	$\sqrt{15612 + \sqrt{154 + \sqrt{225}}} = ?$ A. 135 B. 155 C. 105 D. 125 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.13	If $\sqrt{1 + \frac{x}{144}} = \frac{13}{12}$ then $x = ?$ A. 1 B. 12 C. 13 D. 25 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.14	If $\sqrt{1 + \frac{x}{169}} = \frac{14}{13}$ then $x = ?$ A. 1 B. 13 C. 27 D. None of these Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.15	$(\frac{\sqrt{80} - \sqrt{112}}{\sqrt{45} - \sqrt{63}}) = ?$ A. $\frac{3}{4}$ B. $1 \frac{1}{3}$ C. $1 \frac{7}{9}$ D. $1 \frac{3}{4}$ Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.16	$(\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}}) \div \sqrt{\frac{16}{81}} = ?$ A. $\frac{1}{48}$ B. $\frac{5}{48}$ C. $\frac{5}{16}$ D. None of these Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.17	$\sqrt{4 + \sqrt{44 + \sqrt{10000}}} = ?$ A. 15 B. 4 C. 8 D. 12 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.18	If $\sqrt{15} = 3.88$ then $\sqrt{\frac{5}{3}} = ?$ A. 1.29 B. 1.2934 C. $1.29 \bar{3}$ D. 1.295 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.19	If $\sqrt{6} = 2.45$ then $\frac{\sqrt{2}}{3 \sqrt{3}} = ?$ A. .271 B. .272 C. $.27 \bar{2}$ D. None of these Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.20	If $\frac{\sqrt{x + 1} + \sqrt{x - 1}}{\sqrt{x + 1} - \sqrt{x - 1}} = 3$ then $x = ?$ A. $\frac{3}{5}$ B. $\frac{4}{5}$ C. $\frac{5}{3}$ D. 3 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question

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